SE448552B - Sett vid reduktion av finkornig jernmalm till jernsvamp i reaktor med staende schakt - Google Patents

Sett vid reduktion av finkornig jernmalm till jernsvamp i reaktor med staende schakt

Info

Publication number
SE448552B
SE448552B SE8007603A SE8007603A SE448552B SE 448552 B SE448552 B SE 448552B SE 8007603 A SE8007603 A SE 8007603A SE 8007603 A SE8007603 A SE 8007603A SE 448552 B SE448552 B SE 448552B
Authority
SE
Sweden
Prior art keywords
gas
reactor
reduction
zone
iron
Prior art date
Application number
SE8007603A
Other languages
English (en)
Swedish (sv)
Other versions
SE8007603L (sv
Inventor
J F Price-Falcon
E R Martinez-Vera
Original Assignee
Grupo Ind Alfa Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Grupo Ind Alfa Sa filed Critical Grupo Ind Alfa Sa
Publication of SE8007603L publication Critical patent/SE8007603L/xx
Publication of SE448552B publication Critical patent/SE448552B/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/24—Increasing the gas reduction potential of recycled exhaust gases by shift reactions
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Industrial Gases (AREA)
SE8007603A 1979-10-31 1980-10-29 Sett vid reduktion av finkornig jernmalm till jernsvamp i reaktor med staende schakt SE448552B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/089,902 US4246024A (en) 1979-10-31 1979-10-31 Method for the gaseous reduction of metal ores using reducing gas produced by gasification of solid or liquid fossil fuels

Publications (2)

Publication Number Publication Date
SE8007603L SE8007603L (sv) 1981-05-01
SE448552B true SE448552B (sv) 1987-03-02

Family

ID=22220149

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8007603A SE448552B (sv) 1979-10-31 1980-10-29 Sett vid reduktion av finkornig jernmalm till jernsvamp i reaktor med staende schakt

Country Status (19)

Country Link
US (1) US4246024A (fr)
JP (1) JPS5825727B2 (fr)
AR (1) AR225934A1 (fr)
AU (1) AU538947B2 (fr)
BE (1) BE885920A (fr)
BR (1) BR8005801A (fr)
CA (1) CA1153559A (fr)
DD (1) DD153894A5 (fr)
DE (1) DE3037865C2 (fr)
ES (1) ES8205865A1 (fr)
FR (1) FR2468650A1 (fr)
GB (1) GB2065709B (fr)
IN (1) IN153109B (fr)
IT (1) IT1141055B (fr)
MX (1) MX154127A (fr)
SE (1) SE448552B (fr)
SU (1) SU1128843A3 (fr)
ZA (1) ZA805062B (fr)
ZM (1) ZM7780A1 (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2911692A1 (de) * 1979-03-24 1980-10-02 Metallgesellschaft Ag Verfahren zur erzeugung von reduktionsgas aus festen brennstoffen
US4381939A (en) * 1981-01-29 1983-05-03 Midrex Corporation Method for selective reduction of metallic oxides
DE3317701C2 (de) * 1983-05-16 1986-08-07 Hylsa S.A., Monterrey, N.L. Verfahren zum Betreiben eines Bewegtbett-Reduktionsreaktors mit vertikalem Schacht zum Reduzieren von Eisenerz zu Schwammeisen
US4528030A (en) * 1983-05-16 1985-07-09 Hylsa, S.A. Method of reducing iron ore
DE3422186A1 (de) * 1984-06-12 1985-12-12 Korf Engineering GmbH, 4000 Düsseldorf Verfahren zur direktreduktion von eisenerz oder eisenoxidpellets zu eisenschwamm und vorrichtung zur durchfuehrung dieses verfahrens
US4536213A (en) * 1984-09-10 1985-08-20 Mildrex International, B.V. Reforming of higher hydrocarbons for metal oxide reduction
AT382166B (de) * 1985-05-13 1987-01-26 Voest Alpine Ag Verfahren zur direktreduktion von teilchenf¯rmigem eisenoxidhaeltigem material
CA1336359C (fr) * 1987-11-02 1995-07-25 Corporacion Venezolana De Guayana (Cvg) Methode et appareil de reduction directe du fer
USD435707S (en) 1999-09-07 2000-12-26 Amptek Company Limited Vacuum cleaner
DE19953298C2 (de) * 1999-11-05 2001-12-06 Vogels Hanns Arnt Verfahren und Vorrichtungen zur Leistungssteigerung und Brennstoffeinsparung bei der Erzeugung von Eisen
US20050151307A1 (en) * 2003-09-30 2005-07-14 Ricardo Viramontes-Brown Method and apparatus for producing molten iron
US7608129B2 (en) * 2006-04-24 2009-10-27 Hyl Technologies S.A. De C.V. Method and apparatus for producing direct reduced iron
US20100162852A1 (en) * 2007-05-25 2010-07-01 Jorge Octavio Becerra-Novoa Method and apparatus for the direct reduction of iron ores utilizing syngas
JP2014518563A (ja) 2011-04-15 2014-07-31 バイオジェニック リージェンツ エルエルシー 高炭素生体試薬を生成するためのプロセス
KR101376138B1 (ko) * 2012-12-27 2014-03-19 주식회사 포스코 용철제조장치 및 용철제조방법
CN110438278A (zh) * 2019-09-11 2019-11-12 武汉科思瑞迪科技有限公司 一种气基和煤基相结合的竖炉直接还原工艺
CN110453027A (zh) * 2019-09-11 2019-11-15 武汉科思瑞迪科技有限公司 一种气基和煤基相结合的竖炉直接还原工艺
DE102019217631B4 (de) * 2019-11-15 2024-05-29 Thyssenkrupp Steel Europe Ag Verfahren zur Direktreduktion von Eisenerz
EP4332255A3 (fr) 2020-09-25 2024-07-17 Carbon Technology Holdings, LLC Bioréduction de minerais métalliques intégrés à la pyrolyse de biomasse
MX2023005585A (es) * 2020-11-20 2023-07-26 Carbon Tech Holdings Llc Pirólisis de biomasa integrada con biorreducción de minerales metálicos, producción de hidrógeno y/o producción de carbono activado.
JP2024515776A (ja) 2021-04-27 2024-04-10 カーボン テクノロジー ホールディングス， エルエルシー 最適化された固定炭素を有するバイオカーボン組成物及びこれを生成するためのプロセス
CA3225978A1 (fr) 2021-07-09 2023-01-12 Carbon Technology Holdings, LLC Procedes de production de granules de biocarbone a teneur elevee en carbone fixe et a reactivite optimisee, et granules de biocarbone obtenus a partir de ces procedes
DE102021122351A1 (de) * 2021-08-30 2023-03-02 Thyssenkrupp Steel Europe Ag Verfahren zur Herstellung einer Eisenschmelze
CA3237206A1 (fr) 2021-11-12 2023-05-19 Carbon Technology Holdings, LLC Compositions de biocarbone presentant des parametres de composition optimises, et leurs procedes de production

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1112007A (en) * 1912-06-13 1914-09-29 Karl Albert Fredrik Hiorth Process of producing iron and steel directly from the ore
US4019724A (en) * 1973-02-20 1977-04-26 Armco Steel Corporation Apparatus for the direct reduction of iron ores
US3905806A (en) * 1973-02-20 1975-09-16 Armco Steel Corp Method for the direct reduction of iron ores
US3827879A (en) * 1973-02-22 1974-08-06 Fierro Esponja Method for the gaseous reduction of metal ores
US3853538A (en) * 1973-07-20 1974-12-10 Steel Corp Use of reducing gas by coal gasification for direct iron ore reduction
DE2431537A1 (de) * 1974-07-01 1976-01-22 Metallgesellschaft Ag Verfahren zur direktreduktion mit reduzierten gasen
DE2438790B2 (de) * 1974-08-13 1976-09-09 Thyssen Purofer GmbH, 4000 Düsseldorf Verfahren und anlage zur reduktion von eisenerzen, insbesondere von eisenerzpellets
US4108636A (en) * 1974-08-13 1978-08-22 Thyssen Purofer Gmbh Method of the direct reduction of iron ore
SE387366C (sv) * 1974-12-12 1980-04-14 Stora Kopparbergs Bergslags Ab Sett for reduktion av finfordelat metalloxidhaltigt material
JPS52155116A (en) * 1976-06-18 1977-12-23 Kobe Steel Ltd Reduced iron preparation using hydrocarbon gas as reducing agent
US4150972A (en) * 1977-11-17 1979-04-24 Fierro Esponja, S.A. Controlling carburization in the reduction of iron ore to sponge iron
US4160663A (en) * 1978-02-21 1979-07-10 Jack Hsieh Method for the direct reduction of iron ore

Also Published As

Publication number Publication date
FR2468650B1 (fr) 1984-02-17
SU1128843A3 (ru) 1984-12-07
IT1141055B (it) 1986-10-01
DD153894A5 (de) 1982-02-10
IT8024695A0 (it) 1980-09-16
DE3037865C2 (de) 1985-08-29
GB2065709A (en) 1981-07-01
BE885920A (fr) 1981-02-16
AU6164180A (en) 1981-05-07
ZA805062B (en) 1981-08-26
IN153109B (fr) 1984-06-02
ES496420A0 (es) 1982-06-16
DE3037865A1 (de) 1981-05-27
SE8007603L (sv) 1981-05-01
JPS5825727B2 (ja) 1983-05-30
US4246024A (en) 1981-01-20
BR8005801A (pt) 1981-05-19
ES8205865A1 (es) 1982-06-16
GB2065709B (en) 1983-09-21
ZM7780A1 (en) 1981-09-21
CA1153559A (fr) 1983-09-13
AR225934A1 (es) 1982-05-14
JPS56105410A (en) 1981-08-21
MX154127A (es) 1987-05-21
AU538947B2 (en) 1984-09-06
FR2468650A1 (fr) 1981-05-08

Similar Documents

Publication Publication Date Title
SE448552B (sv) Sett vid reduktion av finkornig jernmalm till jernsvamp i reaktor med staende schakt
US8709128B2 (en) Process for production of direct reduced iron
US7776114B2 (en) Process and apparatus for the endothermic gasification of carbon
US2343780A (en) Reaction between solids and gases
US3749386A (en) Method and means for reducing iron oxides in a gaseous reduction process
US5064467A (en) Method and apparatus for the direct reduction of iron
US4834792A (en) Method for producing hot sponge iron by introducing hydrocarbon for carburizing into reduction zone
CN103571541B (zh) 一种联产甲烷和焦油的催化气化方法
US3607224A (en) Direct reduction of iron ore
US3020149A (en) Beneficiation of ores
SE448470B (sv) Sett att reducera partikelformig jernmalm till jernsvamp
US9534265B2 (en) Methods and systems for producing direct reduced iron incorporating a carbon dioxide and steam reformer fed by recovered carbon dioxide
US3816101A (en) Method for reducing iron oxides in a gaseous reduction process
SE448469B (sv) Sett att reducera partikelformig jernmalm
RU2304620C2 (ru) Способ прямого восстановления оксидов железа и получения расплава железа и установка для его осуществления
US4556417A (en) Process for the direct reduction of iron ores
CA1205636A (fr) Methode de conversion du minerai de fer pour l'obtention de fer en fusion
US3905806A (en) Method for the direct reduction of iron ores
SE435732B (sv) Forfarande for framstellning av rajern ur jernslig
US2665199A (en) Process for producing hydrogen and carbon monoxide from gaseous hydrocarbons
US4242125A (en) Carbothermic process for producing sponge iron and the improved vertical retort system used in said process
US2675295A (en) Process for rapidly and continuously performing a high temperature endothermic reaction between a solid and a gaseous reactant
CN104995131A (zh) 用于从废气中隔离二氧化碳的方法和装置
JPS58215484A (ja) 炭素系燃料の水素化
US2586030A (en) Manufacture of cyanides

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8007603-7

Effective date: 19880318

Format of ref document f/p: F